Home / 2,264.25-3,124.41-1,320.24

Finding the Fourth Proportional to 2,264.25, 3,124.41 and 1,320.24

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Solution

The fourth proportional to 2,264.25, 3,124.41 and 1,320.24 is: 1,821.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,264.25 : 3,124.41 = 1,320.24 : x
  2. Step 2: Convert to fraction form
    2,264.25/3,124.41 = 1,320.24/x
  3. Step 3: Cross multiply
    2,264.25x = 3,124.41 × 1,320.24
  4. Step 4: Simplify right side
    2,264.25x = 4,124,971.06
  5. Step 5: Solve for x
    x = 4,124,971.06/2,264.25
  6. Step 6: Final answer
    x = 1,821.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.